#define _CRT_SECURE_NO_WARNINGS
#pragma warning(disable:6031)

#include<stdio.h>
#include"swap_two_integers.h"

int main()
{
	int num1 = 0;
	int num2 = 0;
	scanf("%d %d", &num1, &num2);
	
	swap_two_integers(&num1, &num2);
	printf("%d %d", num1, num2);
	return 0;
}